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See Product Specifications
| Part Number: | DCMMZ21XA4SM | 
| Category: | Connectors, Interconnects | 
| Subcategory: | D-Sub Connectors | 
| Manufacturer: | ITT Cannon, LLC | 
| Packaging: | Bulk | 
| Product Status: | Active | 
| Connector Style: | D-Sub, Combo | 
| Connector Type: | Receptacle, Female Sockets | 
| Number of Positions: | 21 (17 + 4 Coax) | 
| Number of Rows: | 2 | 
| Mounting Type: | Panel Mount, Through Hole | 
| Shell Size, Connector Layout: | 4 (DC, C) - 21WA4 | 
| Contact Type: | Coax and Signal | 
| Flange Feature: | Board Side (4-40) | 
| Termination: | Solder | 
| Primary Material: | - | 
| Shell Material, Finish: | Steel, Yellow Chromate Plated Zinc | 
| Contact Finish: | Gold | 
| Contact Finish Thickness: | 50.0µin (1.27µm) | 
| Ingress Protection: | - | 
| Material Flammability Rating: | UL94 V-0 | 
| Current Rating (Amps): | 5A, 7.5A | 
| Backset Spacing: | - | 
| Features: | Board Lock, Shielded |